Gaya APA

Riyanto, Slamet. (2011). 12 tenses to master in a day /Slamet Riyanto . New York: Pustaka Pelajar.

Gaya Chicago

Riyanto, Slamet. 12 tenses to master in a day /Slamet Riyanto. New York: Pustaka Pelajar, 2011. Text.

Gaya MLA

Riyanto, Slamet. 12 tenses to master in a day /Slamet Riyanto. New York: Pustaka Pelajar, 2011. Text.

Gaya Turabian

Riyanto, Slamet. 12 tenses to master in a day /Slamet Riyanto. New York: Pustaka Pelajar, 2011. Print.